🚀 Java Number-Based Coding Questions | Practice for Beginners to Advanced

Welcome to this Java Programming Tutorial, where we solve the most important number-based coding questions asked in interviews and exams. Whether you're a Java beginner or brushing up for interviews, this video will strengthen your logic-building skills with step-by-step explanations and code in Hindi.
In this tutorial, you will learn how to:
✔ Swap numbers (with & without third variable)
✔ Check prime, palindrome, Armstrong, perfect number
✔ Print Fibonacci series
✔ Find factorial, GCD, LCM, sum of digits
✔ And much more!

👇 Timestamps for Easy Navigation:
00:00 - Introduction
01:27 - Swap two numbers using third variable
07:59 - Swap two numbers without using third variable
12:59 - Find the factorial of a number
20:59 - Check if a number is prime
32:08 - Reverse a number
42:51 - Check if a number is a palindrome
44:53 - Check if a number is an Armstrong number
52:54 - Find the sum of digits of a number
53:51 - Check if a number is a perfect number
58:18 - Print Fibonacci series
1:03:20 - Find the GCD and LCM of two numbers
1:10:41 - Check if a number is a power of two

💻 All programs explained with logic + code + dry run, perfect for college students, Java learners, and coding interview preparation.
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